15219225

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{3221}}^1$

素因数の和:3247

約数の個数: 48

約数和(自身を含む): 31962240

約数和(自身を除く): 16743015

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 3221, 4725, 9663, 16105, 22547, 28989, 48315, 67641, 80525, 86967, 112735, 144945, 202923, 241575, 338205, 434835, 563675, 608769, 724725, 1014615, 1691025, 2174175, 3043845, 5073075, 15219225]

約数ペア:

[(1, 15219225), (3, 5073075), (5, 3043845), (7, 2174175), (9, 1691025), (15, 1014615), (21, 724725), (25, 608769), (27, 563675), (35, 434835), (45, 338205), (63, 241575), (75, 202923), (105, 144945), (135, 112735), (175, 86967), (189, 80525), (225, 67641), (315, 48315), (525, 28989), (675, 22547), (945, 16105), (1575, 9663), (3221, 4725)]